Remove BLACKLIST from check-name-clashes.py, it's wrong nowadays.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index cfb92324b141fc30e0caa0c2ab9061c459693f90..7f367fe9a8cc614861c76bf93db0e0651d2c6a75 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -2091,7 +2091,7 @@ void RegExpExecStub::Generate(MacroAssembler* masm) {
   // time or if regexp entry in generated code is turned off runtime switch or
   // at compilation.
 #ifdef V8_INTERPRETED_REGEXP
-  __ TailCallRuntime(Runtime::kRegExpExecRT, 4, 1);
+  __ TailCallRuntime(Runtime::kRegExpExec, 4, 1);
 #else  // V8_INTERPRETED_REGEXP
 
   // Stack frame on entry.
@@ -2505,7 +2505,7 @@ void RegExpExecStub::Generate(MacroAssembler* masm) {
 
   // Do the runtime call to execute the regexp.
   __ bind(&runtime);
-  __ TailCallRuntime(Runtime::kRegExpExecRT, 4, 1);
+  __ TailCallRuntime(Runtime::kRegExpExec, 4, 1);
 
   // Deferred code for string handling.
   // (6) Not a long external string?  If yes, go to (8).